The development of solvent extraction separation of alkaline earth elements was reviewed, according to the classification of extractants.
本文就碱土金属离子萃取分离的进展情况，按萃取剂的分类进行了综述。
The extraction technology using the porous media to be impregnated by solvent is an effective separation method.
利用浸渍溶剂的多孔介质进行萃取是一种有效的分离方法。
In this paper, the superiority of solvent extraction process for furfural separation is emphasized and distribution coefficients of 31 solvents are compared.
本文介绍了溶剂萃取法分离糠醛的优越性，比较了31种溶剂对糠醛水溶液的分配系数。
The influence of extraction temperature, static placing time, solvent burden ratio and flocculating agent on separation effect were discussed.
讨论了萃取温度、静置时间、溶剂配比和絮凝剂对分离效果的影响。
In solvent extraction processes such as the separation of copper or rare earth elements, it will make a great progress to increase extractor efficiency and decrease solvent inventory and entrainment.
对于湿法冶金溶剂萃取过程，如铜或稀土等的分离可望在提高设备效率，降低溶剂装量，减少相夹带等关键技术方面取得突破性进展。
Methods Silica gel superfine process was conducted by combining solvent extraction and separation with macroporous absorbent resin.
方法首先用溶剂萃取结合大孔吸附树脂分离，然后用硅胶柱精制提取。
The separation of nickel, cobalt and copper from ammonium carbonate solution was carried out by solvent extraction.
采用溶剂萃取从碳酸铵溶液中分离镍、钴、和铜。
Solvent extraction based on reversible chemical complexation can showed its high selectivity and high capacity for separation of polar organics from petroleum hydrocarbons.
采用萃取分离方法从石油烃中分离极性有机物具有高效性和高选择性。
The ultrasonic extraction can be done in a shorter time, and its solvent is easier to recycle, which is conducive to further separation or purification of tannin or making further study on it.
超声技术可以缩短提取时间，溶剂易回收，有利于下一步鞣质的分离纯化及更深度的研究。
The transformation of sodium tungstate solution, direct extraction of sodium tungstate under alkali conditions and separation of molybdenum from tungsten by solvent extraction are mainly introduced.
主要介绍了钨酸钠溶液的萃取转型、碱性条件下钨酸钠溶液直接萃取和萃取法分离钨、钼工艺研究进展。
Solvent extraction is a kind of effective method in separating and purifying rare earth. The result of extraction and separation of different extractants is different.
溶剂萃取法是分离提纯稀土的一种有效方法，由于萃取剂的不同导致萃取分离稀土元素的效果不一。
Solvent extraction technique has been widely used in the recovery of platinum metals from secondary resources due to its strong extraction and separation ability.
溶剂萃取技术作为一种有效的提取分离方法在铂族金属二次资源的回收中得到广泛重视。
It is a new membrane separation technique combining the advantages of solid membrane separation and solvent extraction.
液膜分离技术结合了固体膜分离法和溶剂萃取法的特点，是一种新型的膜分离方法。
The separation technique of solvent extraction can be high capacity for treatment of organic wastewater.
萃取技术对于有机废水的处理具有高效性。
The separation technique of solvent extraction based on reversible chemical complexation features high capacity and high selectivity for separating polar organic solutes from dilute solution.
络合萃取技术对于极性有机物稀溶液的分离具有高效性和高选择性。
The fractionation separation of fructose monopalmitate and fructose dipalmitate by extraction with mixed organic solvent were performed.
研究了混合溶剂法分级分离棕榈酸果糖单酯和棕榈酸果糖双酯的工艺。
Although the fucoxanthin yield extracted by SFE-CO2 was lower, the SFE-CO2 was more conducive to fucoxanthin selectively extraction, separation and purification compared to organic solvent extraction.
与有机溶剂法相比，超临界CO2萃取岩藻黄素效率略低，而更利于岩藻黄素的选择性萃取及分离提纯；
The D2EHPA-TOA organic phase was used as the solvent-extraction system for the concentration of zinc and the separation of ferric ion from the biochemical lixivium of low-grade zinc sulfide.
选用D2EHPA—TOA体系作为低品位硫化锌矿生物浸出液中锌的富集和铁的去除的溶剂萃取体系。
The D2EHPA-TOA organic phase was used as the solvent-extraction system for the concentration of zinc and the separation of ferric ion from the biochemical lixivium of low-grade zinc sulfide.
选用D2EHPA—TOA体系作为低品位硫化锌矿生物浸出液中锌的富集和铁的去除的溶剂萃取体系。
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